/Engine/Source/Runtime/Engine/Classes/Animation/AnimData/IAnimationDataController.h
Removes an existing bone animation track with the provided name. Broadcasts a EAnimDataModelNotifyType::TrackRemoved notify if successful.
Whether or not the removal was successful
bool RemoveBoneTrack ( [FName](API\Runtime\Core\UObject\FName) BoneName, bool bShouldTransact )